Решите уравнения:
5-1/2*(2х-6)-3*(3-х)
1-2*(3х+4)=5+6х
20*(10х)-200*(-9х)=200
5-4х=3*(1-2х)+1
5-1/2*(2х-6)-3*(3-х)
1-2*(3х+4)=5+6х
20*(10х)-200*(-9х)=200
5-4х=3*(1-2х)+1
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Answers & Comments
2х+2=0
х=-1
-6х-6х=5+4-1
-12х=8
х=-1/3
4)5-4х=3-6х+1
-4х+6х=-1
2х=-1
х=-1/2